Leases - Schedule of lease costs and other lease information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Lease costs
Operating lease costs	$ 628	$ 617
Variable lease costs	5	128
Short-term lease costs	6	4
Total lease cost	639	749
Cash flows related to leases
Operating lease cash flows – Fixed payments	570	631
Operating lease cash flows – Liability reduction	479	585
Right of use assets obtained during the period in exchange for operating lease liabilities	$ 4	$ 55